Home / 4,420,287.20-6,630,430.80-4,388,794.40

Finding the Fourth Proportional to 4,420,287.20, 6,630,430.80 and 4,388,794.40

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Solution

The fourth proportional to 4,420,287.20, 6,630,430.80 and 4,388,794.40 is: 6,583,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,287.20 : 6,630,430.80 = 4,388,794.40 : x
  2. Step 2: Convert to fraction form
    4,420,287.20/6,630,430.80 = 4,388,794.40/x
  3. Step 3: Cross multiply
    4,420,287.20x = 6,630,430.80 × 4,388,794.40
  4. Step 4: Simplify right side
    4,420,287.20x = 29,099,597,564,627.52
  5. Step 5: Solve for x
    x = 29,099,597,564,627.52/4,420,287.20
  6. Step 6: Final answer
    x = 6,583,191.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.